Exposure
ID
GRAVI.2024-12-05T02:19:36.493_1
Header ID
GRAVI.2024-12-05T02:19:36.493
Date updated
2024-12-05 02:30:54 UTC+0000
Release date
2024-12-05 02:19:36 UTC+0000
UTC Start
2024-12-05 02:19:36.493
UTC End
2024-12-05 02:22:48.493
MJD Start
60649.09695015
MJD End
60649.0991723722
Exposure time (s)
192.0
Validation level
1
Tau 0: Coherence time (s)
0.006684
Ambient temperature (°C)
12.79
Seeing (arcsec)
0.68
Observation
ID
62219
Category
calibrator
Program ID
114.27NF.001
Program Title
UNVELING THE MASS-LOSS PROCESS OF RED SUPERGIANTS: THE VARIABILITY ACROSS THE MOLECULAR LAYERS AND THE PHOTOSPHERE
Program Type
Normal
PI / COI
JADLOVSKý / WITTKOWSKI / CHIAVASSA / KRAVCHENKO / GONZÁLEZ-TORÀ / KRTICKA / PALADINI / HÖFNER / FREYTAG
Target
ID
46280
Name
HD_50235
RA
102.715459
DEC
-34.36731
Instrument
Interferometer
VLTI
Instrument
GRAVITY
Instrument mode
HIGH-SPLIT
Instrument sub-mode
SINGLE
Stations
A0 B2 D0 C1
Projected baselines
Baseline Length start Length end Angle start Angle end
A0-B2 17.0400 17.2450 123.2000 123.3000
A0-D0 25.9900 26.0800 21.1000 22.1000
A0-C1 12.7560 12.9990 81.6320 82.3000
B2-D0 33.9340 33.9340 351.7000 352.2000
B2-C1 11.3040 11.3040 351.6550 352.1710
D0-C1 22.6300 22.6300 171.6910 172.2070
Header: used keywords
Key Value
HIERARCH ESO OBS PROG ID 114.27NF.001
HIERARCH ESO DPR CATG CALIB
HIERARCH ESO DPR TYPE STD,SINGLE
MJD-OBS 60649.09695015
HIERARCH ESO DPR TECH INTERFEROMETRY,WOLLASTON
HIERARCH ESO OBS TARG NAME HD 50235
HIERARCH ESO INS SOBJ NAME HD_50235
RA 102.715459
DEC -34.36731
HIERARCH ESO INS SPEC RES HIGH
HIERARCH ESO INS POLA MODE SPLIT
HIERARCH ESO ISS CONF NTEL 4
HIERARCH ESO ISS CONF STATION1 A0
HIERARCH ESO ISS CONF STATION2 B2
HIERARCH ESO ISS CONF STATION3 D0
HIERARCH ESO ISS CONF STATION4 C1
EXPTIME 222.0
HIERARCH ESO DET2 SEQ1 DIT 3.0
HIERARCH ESO DET2 NDIT 64
HIERARCH ESO ISS PBL12 START 17.04
HIERARCH ESO ISS PBL12 END 17.245
HIERARCH ESO ISS PBLA12 START 123.2
HIERARCH ESO ISS PBLA12 END 123.3
HIERARCH ESO ISS PBL13 START 25.99
HIERARCH ESO ISS PBL13 END 26.08
HIERARCH ESO ISS PBLA13 START 21.1
HIERARCH ESO ISS PBLA13 END 22.1
HIERARCH ESO ISS PBL14 START 12.756
HIERARCH ESO ISS PBL14 END 12.999
HIERARCH ESO ISS PBLA14 START 81.632
HIERARCH ESO ISS PBLA14 END 82.3
HIERARCH ESO ISS PBL23 START 33.934
HIERARCH ESO ISS PBL23 END 33.934
HIERARCH ESO ISS PBLA23 START 351.7
HIERARCH ESO ISS PBLA23 END 352.2
HIERARCH ESO ISS PBL24 START 11.304
HIERARCH ESO ISS PBL24 END 11.304
HIERARCH ESO ISS PBLA24 START 351.655
HIERARCH ESO ISS PBLA24 END 352.171
HIERARCH ESO ISS PBL34 START 22.63
HIERARCH ESO ISS PBL34 END 22.63
HIERARCH ESO ISS PBLA34 START 171.691
HIERARCH ESO ISS PBLA34 END 172.207
HIERARCH ESO ISS AMBI TAU0 START 0.006542
HIERARCH ESO ISS AMBI TAU0 END 0.006826
HIERARCH ESO ISS AMBI TEMP 12.79
HIERARCH ESO ISS AMBI FWHM START 0.77
HIERARCH ESO ISS AMBI FWHM END 0.59